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    SubjectRe: [PATCH 1/6] dmaengine/dw_dmac: Replace spin_lock_bh with irqsave variants
    On 04/27/2011 02:03 AM, Russell King - ARM Linux wrote:
    > On Tue, Apr 19, 2011 at 11:55:45AM +0530, viresh kumar wrote:
    >> This must have been added in dw_dma_chan instead :(
    >> Will resend it.
    > Even that doesn't work. It has to be a local variable.

    I assumed that flags wouldn't be updated if lock is already taken by some other thread.
    In which case global flags would have worked fine.
    But as i see now, that's incorrect. Flags is always changed, whether or not lock is taken.

    Will resend it again.


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